White to play and win
MC Harris v E de Klerk 1980
I instead chose 1 f4, which, because white is: a pawn up, better developed, and with the safer king, also wins, or at least leads to a dominating position. Say 1…Be7 2 Be6 fe 3 Ne7 Ne7 4 Nf3. I would fancy my chances vs Carlsen.
So, what is the winning move? It is the little move 1 Qf4!!: a pearl.
1… Be7 2 Nc7+ Kf8 3 Ne6+ 1-0; 1..Rb8 2 Nc7+ Ke7 3 Qg5+! f6 4 Qc5+ Kf7 5 Be6+ 1-0; 1…Bh3 2 Nc7+ Ke7 3 Qd6 mate.
It would be interesting to know how many readers found the move, and how long it took them/why they think they found the solution. Once seen, the weakness on c7, the Ra8/Ke8 pin, the Nc7/Qd6 entry into the king’s guts are obvious, but removing the pin, especially with…